Trailer hitch bar



FIG. 1 is a perspective view of the trailer hitch bar;

FIG. 2 is a top view of the trailer hitch bar;

FIG. 3 is a front elevation of the trailer hitch bar;

FIG. 4 is a side elevation of the trailer hitch bar; and,

FIG. 5 is a perspective view of the trailer hitch bar of FIG. 1 with a hitch receiver tube attached. 

The ornamental design for a trailer hitch bar, as shown and described. 